Revert "No need to reimplement autofocus anymore"
Revert "No need to reimplement autofocus anymore"

This reverts commit d29908ed579111cafa38007b6b72b675ebf3a2f7.

ChenMichael/trix,GabiGrin/trix,ChenMichael/trix,basecamp/trix,urossmolnik/trix,GabiGrin/trix,basecamp/trix,basecamp/trix,basecamp/trix,ChenMichael/trix,urossmolnik/trix,GabiGrin/trix,urossmolnik/trix